45% knows the answer to this question: "What is an estimate? "

And do you know the answer to this one? "If you take 100 away from 239 and then add 1, what does it equal?"

94% knows the answer to this question: "In 2005, Prince Charles married what woman? "

And do you know the answer to this one? "Which University did President George H.W. Bush graduate from in 1948?"

93% knows the answer to this question: "In which decade did the Cuban Missile Crisis take place? "

And do you know the answer to this one? "Caviar is fish eggs from which species?"

31% knows the answer to this question: "Which choice is most related to "neon"? "

And do you know the answer to this one? "Amaretti are small Italian biscuits with which flavour?"

48% knows the answer to this question: "What is an 8 letter word meaning "any combination or union for some common purpose"? "

And do you know the answer to this one? "Which best describes the French Quarter?"

84% knows the answer to this question: "By what name was Maria Eva Duarte de Peron popularly known throughout the world? "

And do you know the answer to this one? "What is the destruction of forests called?"

31% knows the answer to this question: "In which country would tourists visit Ayers Rock? "

And do you know the answer to this one? "Which New York borough sounds royal?"

54% knows the answer to this question: "Who died in a Concentration Camp? "

And do you know the answer to this one? "In what year was Teflon invented?"

63% knows the answer to this question: "Louis Armstrong is well-known for playing which instrument? "

And do you know the answer to this one? "What city did Jack the Ripper terrorize in 1888?"

37% knows the answer to this question: "Who was emancipated by the Emancipation Proclamation? "

And do you know the answer to this one? "American painter James Whistler is best known for his painting of which female relative?"

78% knows the answer to this question: "The brain is usually said to consist of which colour of matter? "

And do you know the answer to this one? "What country's revolution started when troops fired on demonstrators in St. Petersburg?"

33% knows the answer to this question: "Who sang the famous song "What Will My Mary Say" (1963)? "

And do you know the answer to this one? "Who sang the famous song "Have You Never Been Mellow" (1975)?"